1. The diffraction of light by two superposed parallel supersonic waves being harmonics of the same fundamental

   • Robert Mertens

   OriginalPaper Pages: 289 - 302

2. Sum-coincidence technique forγ-ray studies

   • S. Jha
   • H. G. Devare
   • Kumari G. C. Pramila

   OriginalPaper Pages: 303 - 313

3. The dark colour of black cotton soils

   • V. S. Ramachandran
   • F. U. Ahmad
   • L. C. Jain

   OriginalPaper Pages: 314 - 322

4. The absorption and fluorescence spectra of uranyl nitrate solutions at room temperature

   • D. D. Pant
   • D. P. Khandelwal

   OriginalPaper Pages: 323 - 335

5. Studies on metallic halide dioxanates

   • S. G. K. Nair
   • S. S. Moosath

   OriginalPaper Pages: 336 - 341

6. Decay of Eu¹⁵⁵

   • Kumari S. Y. Ambiye
   • M. C. Joshi
   • B. V. Thosar

   OriginalPaper Pages: 342 - 348